# [2-layer] JLCPCB Constraints
## Description
Use this template if you're planning to get your 1 to 2-layer board manufactured in JLCPCB. It has the via min/max and trace width constraints already baked as global rules. #project-template #template #manufacturer-design-rules
## Project Details
- **Owner:** rambros
- **Created:** 7/9/2025
- **Last Updated:** 7/9/2025
- **Visibility:** Public
## Key Components
### U1 — [AMS1117-3.3](https://www.flux.ai/jharwinbarrozo/ams1117-33~sbc.md)
- Manufacturer Part Number: AMS1117-3.3
- Manufacturer Name: Kexin
- Part Type: Integrated Circuit
- Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2410122028_KEXIN-AMS1117-3-3_C369933.pdf
**Pins:**
- GND [pin 1]
- TAB [pin 4]
- VI [pin 3]
- VO [pin 2]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/rambros/2-layer-jlcpcb-constraints~v6](https://www.flux.ai/rambros/2-layer-jlcpcb-constraints~v6).*
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*Generated from [https://www.flux.ai/rambros/2-layer-jlcpcb-constraints~v6](https://www.flux.ai/rambros/2-layer-jlcpcb-constraints~v6)*